Peter Singer: The why and how of effective altruism

If you're lucky enough to live without want, it's a natural impulse to help others in need. But, asks philosopher Peter Singer, what's the most effective way to give charitably? He talks through some surprising thought experiments to help you balance emotion and practicality -- and make the biggest impact with whatever you can share.
TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design -- plus science, business, global issues, the arts and much more.
Find closed captions and translated subtitles in many languages at http://www.ted.com/translate
Follow TED news on Twitter: http://www.twitter.com/tednews
Like TED on Facebook: https://www.facebook.com/TED
Subscribe to our channel: http://www.youtube.com/user/TEDtalksDirector